mirror of
https://github.com/yeongpin/cursor-free-vip.git
synced 2025-08-03 21:17:35 +08:00
90 lines
3.3 KiB
JavaScript
90 lines
3.3 KiB
JavaScript
/*******************************************************************************
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uBlock Origin - a comprehensive, efficient content blocker
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Copyright (C) 2014-present Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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// Code below has been imported from uMatrix and modified to fit uBO:
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// https://github.com/gorhill/uMatrix/blob/3f8794dd899a05e066c24066c6c0a2515d5c60d2/src/js/contentscript.js#L464-L531
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'use strict';
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/******************************************************************************/
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// https://github.com/gorhill/uMatrix/issues/232
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// Force `display` property, Firefox is still affected by the issue.
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(( ) => {
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const noscripts = document.querySelectorAll('noscript');
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if ( noscripts.length === 0 ) { return; }
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const reMetaContent = /^\s*(\d+)\s*;\s*url=(?:"([^"]+)"|'([^']+)'|(.+))/i;
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const reSafeURL = /^https?:\/\//;
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let redirectTimer;
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const autoRefresh = function(root) {
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const meta = root.querySelector('meta[http-equiv="refresh"][content]');
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if ( meta === null ) { return; }
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const match = reMetaContent.exec(meta.getAttribute('content'));
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if ( match === null ) { return; }
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const refreshURL = (match[2] || match[3] || match[4] || '').trim();
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let url;
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try {
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url = new URL(refreshURL, document.baseURI);
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} catch(ex) {
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return;
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}
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if ( reSafeURL.test(url.href) === false ) { return; }
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redirectTimer = setTimeout(( ) => {
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location.assign(url.href);
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},
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parseInt(match[1], 10) * 1000 + 1
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);
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meta.parentNode.removeChild(meta);
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};
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const morphNoscript = function(from) {
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if ( /^application\/(?:xhtml\+)?xml/.test(document.contentType) ) {
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const to = document.createElement('span');
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while ( from.firstChild !== null ) {
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to.appendChild(from.firstChild);
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}
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return to;
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}
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const parser = new DOMParser();
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const doc = parser.parseFromString(
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'<span>' + from.textContent + '</span>',
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'text/html'
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);
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return document.adoptNode(doc.querySelector('span'));
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};
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for ( const noscript of noscripts ) {
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const parent = noscript.parentNode;
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if ( parent === null ) { continue; }
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const span = morphNoscript(noscript);
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span.style.setProperty('display', 'inline', 'important');
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if ( redirectTimer === undefined ) {
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autoRefresh(span);
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}
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parent.replaceChild(span, noscript);
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}
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})();
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/******************************************************************************/
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